Exemple #1
0
        public override void ParsePacket(PacketParser parser)
        {
            ParsePacketHeader(parser);
            if (protocol41)
            {
                catalog  = parser.ParseLengthCodedString();
                db       = parser.ParseLengthCodedString();
                table    = parser.ParseLengthCodedString();
                orgTable = parser.ParseLengthCodedString();
                name     = parser.ParseLengthCodedString();
                orgName  = parser.ParseLengthCodedString();

                if (parser.ParseLengthCodedNumber() != 0x0c)
                {
                    //var err  = new TypeError('Received invalid field length');
                    //err.code = 'PARSER_INVALID_FIELD_LENGTH';
                    //throw err;
                    throw new Exception("Received invalid field length");
                }

                charsetNr = parser.ParseUnsigned2(); //2
                length    = parser.ParseUnsigned4(); //4
                type      = parser.ParseByte();
                flags     = parser.ParseUnsigned2(); //2
                decimals  = parser.ParseByte();

                filler = parser.ParseBuffer(2);
                if (filler[0] != 0x0 || filler[1] != 0x0)
                {
                    //var err  = new TypeError('Received invalid filler');
                    //err.code = 'PARSER_INVALID_FILLER';
                    //throw err;
                    throw new Exception("Received invalid filler");
                }

                // parsed flags
                //this.zeroFill = (this.flags & 0x0040 ? true : false);
                zeroFill = ((flags & 0x0040) == 0x0040 ? true : false);

                //    if (parser.reachedPacketEnd()) {
                //      return;
                //    }
                if (parser.ReachedPacketEnd())
                {
                    return;
                }
                strDefault = parser.ParseLengthCodedString();
            }
            else
            {
                table  = parser.ParseLengthCodedString();
                name   = parser.ParseLengthCodedString();
                length = parser.ParseUnsignedNumber(parser.ParseByte());
                type   = (int)parser.ParseUnsignedNumber(parser.ParseByte());
            }
        }
Exemple #2
0
        public override void ParsePacket(PacketParser parser)
        {
            ParsePacketHeader(parser);

            protocolVersion     = parser.ParseUnsigned1(); //1
            serverVertion       = parser.ParseNullTerminatedString();
            threadId            = parser.ParseUnsigned4(); //4
            scrambleBuff1       = parser.ParseBuffer(8);
            filler1             = parser.ParseByte();
            serverCapabilities1 = parser.ParseUnsigned2(); //2
            serverLanguage      = parser.ParseByte();
            serverStatus        = parser.ParseUnsigned2(); //2

            protocol41 = (serverCapabilities1 & (1 << 9)) > 0;
            if (protocol41)
            {
                serverCapabilities2 = parser.ParseUnsigned2();
                scrambleLength      = parser.ParseByte();
                filler2             = parser.ParseBuffer(10);

                scrambleBuff2 = parser.ParseBuffer(12);
                filler3       = parser.ParseByte();
            }
            else
            {
                filler2 = parser.ParseBuffer(13);
            }

            if (parser.Position == parser.Length)
            {
                return;
            }

            pluginData = parser.ParsePacketTerminatedString();
            var last = pluginData.Length - 1;

            if (pluginData[last] == '\0')
            {
                pluginData = pluginData.Substring(0, last);
            }
        }
Exemple #3
0
        public override void ParsePacket(PacketParser parser)
        {
            ParsePacketHeader(parser);
            if (protocol41)
            {
                clientFlags   = parser.ParseUnsigned4(); //4
                maxPacketSize = parser.ParseUnsigned4(); //4
                charsetNumber = parser.ParseByte();

                parser.ParseFiller(23);
                user         = parser.ParseNullTerminatedString();
                scrambleBuff = parser.ParseLengthCodedBuffer();
                database     = parser.ParseNullTerminatedString();
            }
            else
            {
                clientFlags   = parser.ParseUnsigned2(); //2
                maxPacketSize = parser.ParseUnsigned3(); //3
                user          = parser.ParseNullTerminatedString();
                scrambleBuff  = parser.ParseBuffer(8);
                database      = parser.ParseLengthCodedString();
            }
        }